Listen to Wolfgang Amadeus Mozart: Horn Concerto No. 3 in E flat major, K. 447: I. Allegro online. Wolfgang Amadeus Mozart: Horn Concerto No. 3 in E flat major, K. 447: I. Allegro is an English language song and is sung by Albert Linder, Hans Swarovsky and Vienna State Opera Orchestra. Wolfgang Amadeus Mozart: Horn Concerto No. 3 in E flat major, K. 447: I. Allegro, from the album Big Winds and Brass Box, was released in the year 2014. The duration of the song is 7:01. Download English songs online from JioSaavn.